---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2271 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 22G 133G 15% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 985 14919 4 16187 30638 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:49:e7:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.220/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85116sec preferred_lft 85116sec inet6 fe80::f816:3eff:fe49:e7ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:c8:d4:0c:79:0e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::10c8:d4ff:fe0c:790e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-2271) 11/10/26 _x86_64_ (8 CPU) 08:33:10 LINUX RESTART (8 CPU) 08:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:00 126.24 0.74 119.70 5.80 30.10 20277.47 53173.27 Average: 126.24 0.74 119.70 5.80 30.10 20277.47 53173.27 08:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:00 15230976 27611052 4617904 14.05 489604 11308412 9476396 27.94 3233172 13048124 13604 Average: 15230976 27611052 4617904 14.05 489604 11308412 9476396 27.94 3233172 13048124 13604 08:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:00 lo 10.14 10.14 2.57 2.57 0.00 0.00 0.00 0.00 08:50:00 ens3 346.34 228.82 1742.31 576.34 0.00 0.00 0.00 0.00 08:50:00 docker0 10.49 21.11 0.95 323.05 0.00 0.00 0.00 0.00 08:50:00 veth9b07f40 3.44 10.38 0.26 180.65 0.00 0.00 0.00 0.01 Average: lo 10.14 10.14 2.57 2.57 0.00 0.00 0.00 0.00 Average: ens3 346.34 228.82 1742.31 576.34 0.00 0.00 0.00 0.00 Average: docker0 10.49 21.11 0.95 323.05 0.00 0.00 0.00 0.00 Average: veth9b07f40 3.44 10.38 0.26 180.65 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-2271) 11/10/26 _x86_64_ (8 CPU) 08:33:10 LINUX RESTART (8 CPU) 08:40:06 CPU %user %nice %system %iowait %steal %idle 08:50:00 all 75.19 0.00 3.76 0.26 0.03 20.76 08:50:00 0 75.70 0.00 3.65 0.21 0.03 20.42 08:50:00 1 76.58 0.00 4.29 0.38 0.02 18.73 08:50:00 2 75.78 0.00 3.72 0.31 0.02 20.17 08:50:00 3 72.76 0.00 3.48 0.16 0.04 23.56 08:50:00 4 75.41 0.00 4.10 0.23 0.04 20.22 08:50:00 5 73.49 0.00 3.49 0.25 0.02 22.75 08:50:00 6 75.11 0.00 3.60 0.23 0.03 21.04 08:50:00 7 76.72 0.00 3.74 0.28 0.03 19.23 Average: all 75.19 0.00 3.76 0.26 0.03 20.76 Average: 0 75.70 0.00 3.65 0.21 0.03 20.42 Average: 1 76.58 0.00 4.29 0.38 0.02 18.73 Average: 2 75.78 0.00 3.72 0.31 0.02 20.17 Average: 3 72.76 0.00 3.48 0.16 0.04 23.56 Average: 4 75.41 0.00 4.10 0.23 0.04 20.22 Average: 5 73.49 0.00 3.49 0.25 0.02 22.75 Average: 6 75.11 0.00 3.60 0.23 0.03 21.04 Average: 7 76.72 0.00 3.74 0.28 0.03 19.23